Researchers have nailed down something scientists, government officials and agribusiness proponents have argued about for years: whether antibiotics in livestock feed give rise to antibiotic-resistant germs that can threaten humans.
One tool doesn't fit all when it comes to surgery.
Pediatric surgeons know this all too well when it's time to operate on a baby. Some infants are born prematurely. Others have congenital defects — some part of their internal anatomy that just didn't develop the way it was supposed to.